Velocity in the venae cavae of normal humans.
D001783:Blood Flow Velocity; D001945:Breathing Exercises; D006801:Humans; D005082:Physical Exertion; D014636:Valsalva Maneuver; D014682:Vena Cava, Inferior / Q000502:physiology; D014684:Venae Cavae / Q000502:physiology*